Foust Heat & Air
Foust Heat & Air has been the trusted name in heating and cooling throughout California’s Gold Country since the early 1990s. Locally owned and operated, we understand the wide temperature swings, dry summers, and cold Sierra Nevada winters that put real demands on your HVAC equipment. When your system needs attention, we’re right here in the foothills — not hours away.
Tuolumne County
Tuolumne County is home base for Foust Heat & Air. From our shop on West Stockton Street in Sonora, we respond quickly to calls throughout the county — from the valley communities along Highway 108 up into the mountains.
Communities we serve in Tuolumne County: Sonora · Columbia · Jamestown · Twain Harte · Groveland · Mi-Wuk Village · Long Barn · Tuolumne · Big Oak Flat · Moccasin · Chinese Camp · Standard · Pine Mountain Lake · Confidence and more!
Calaveras County
Just over the county line, Calaveras County residents get the same award-winning service Tuolumne County has relied on for decades. Whether you’re a full-time homeowner or a weekend cabin owner up in Arnold or Murphys, we’re ready to take care of your heating and cooling needs — done right the first time.
Communities we serve in Calaveras County: Angels Camp · Murphys · Arnold · San Andreas · Valley Springs · Copperopolis · Altaville · Mokelumne Hill · Mountain Ranch · West Point · Rail Road Flat · Glencoe · Avery · Sheep Ranch and more!
Why Gold Country Homeowners Choose Foust Heat & Air
Local expertise. We’ve worked in these foothill communities for over 30 years. We know the climate, the housing stock, and the conditions that put strain on your system.
Quality you can count on. We’re proud recipients of The Union Democrat’s Readers’ Choice Award for Best Heating & A/C Service in 2013, 2018, and every year from 2020 through 2025.
Honest, thorough work. We diagnose correctly the first time and don’t cut corners. Our customers keep calling us back — and sending their neighbors our way.
Financing available. Ask about our current 0% APR for 60 months on approved credit through June 2026.
Schedule Service in Tuolumne or Calaveras County
Ready to get started? Call us or fill out our contact form and we’ll get back to you promptly.